Best 3 week Tours from San Francisco

Find the best 3 week tours and trips starting from San Francisco. Choose from 15 tours - we've found the most popular time to visit is in August with the most number of tour departures.

9 trips from San Francisco with 15 reviews

Best 3 week Tours from San Francisco Reviews

  • "Amazing tour guides couldn’t fault them! Both so kind and more than happy to help..."
    National Parks & Bright Lights
  • "I knew the National Parks of western USA would feature canyons, mesas, buttes, granite..."
    National Parks And Lodges